Radius cam for use with JS lightweight radiused lifters or stock lifters radiused to 1-1/8″ for Commando, Atlas/Domni. Will not work with stock flat lifters.


Top quality hardwelded or plasma nitrided tool steel lobes. Commando cams fit either 750 or 850. Stage 0, 1 and 2 require 1-1/8″ radius lifters.  For BSA or stock lifters ground to 1-1/8″ radius.  Will not work with stock flat lifters because the valves will tangle (more info).   Stage 3 & 4 require 7/8″ radius lifters (stock lifters will not radius to 7/8″).  Modified lifters required for stage 4 cam (contact us).

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